<!DOCTYPE html>
<html>
<head>
  <style type="text/css">
    body { margin: 0; padding: 0; }
  </style>
</head>
<body>
  <div style="width: 40px; height: 40px"></div>
  <object id="plugin-hidden-before-scroll"
      border=0
      type="application/x-webkit-test-webplugin"
      width="40"
      height="40">
  </object>
  <div style="width: 40px; height: 40px"></div>
</body>
</html>
